81771649

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{661}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 91514880

約数和(自身を除く): 9743231

約数列:

[1, 17, 19, 323, 383, 661, 6511, 7277, 11237, 12559, 123709, 213503, 253163, 4303771, 4810097, 81771649]

約数ペア:

[(1, 81771649), (17, 4810097), (19, 4303771), (323, 253163), (383, 213503), (661, 123709), (6511, 12559), (7277, 11237)]